<template>
    <div>
         <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/welcom' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card>
        <!-- 2为echarts设置宽高大小 -->
        <div id="main" style="width:750px; height:400px;"> </div>
    </el-card>
    </div>
</template>
<script>
       // 1 导入echarts
import * as echarts from 'echarts'
import _ from 'lodash'
export default {
    data(){
        return{
            //需要合并的数据
            options: {
        title: {
          text: '用户来源'
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            type: 'cross',
            label: {
              backgroundColor: '#E9EEF3'
            }
          }
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: [
          {
            boundaryGap: false
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ]
      }
        }
    },
    created(){

    },
  async  mounted(){
        //3 将div初始化为一个图形实列
       var myChart =echarts.init(document.getElementById('main'))
       
       const{data:res}= await this.$http.get('reports/type/1')
    
            if(res.meta.status!==200){
                return this.$message.error('获取数据失败')
            }
       const reselt= _.merge(res.data,this.options)
        // const reselt={...this.options,...res.data}
      
         // 5 使用刚指定的配置项和数据显示图表。
      myChart.setOption(reselt);
    },
    methods:{
       
    } 
}
</script>
<style>

</style>